package com.ybu;

import java.util.LinkedList;

public class LinkedListDemo {
    public static void main(String[] args) {
        LinkedList<String> list = new LinkedList<>();
        list.addFirst("zhangsan");
        list.addLast("lisi");
        list.addLast("wangwu");
        list.addLast("zhaoliu");
        list.addLast("qianqi");


        String first = list.getFirst();
        System.out.println(first);
        String last = list.getLast();
        System.out.println(last);


        String removeFirst = list.removeFirst();
        System.out.println(removeFirst);
        String removeLast = list.removeLast();
        System.out.println(removeLast);


        System.out.println(list);
    }
}
